Pith Number

pith:2PAIBD3X

pith:2007:2PAIBD3XZR2ZDJW4JMPVRUQAIG

not attested not anchored not stored refs pending

High-precision mass measurements of nickel, copper, and gallium isotopes and the purported shell closure at N=40

A. Kellerbauer, C. Guenaut, C. Yazidjian, D. Beck, D. Lunney, F. Herfurth, G. Audi, G. Bollen, H.-J. Kluge, J. Libert, K. Blaum, L. Schweikhard, P. Delahaye, S. Schwarz

arxiv:nucl-ex/0701029 v1 · 2007-01-22 · nucl-ex

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PAIBD3XZR2ZDJW4JMPVRUQAIG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T15:16:41.756928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3c0808f77cc7591a6dc4b1f58d20041b7b0a9afdb12fc4bdcf60a5e60637fb2

Aliases

arxiv: nucl-ex/0701029 · arxiv_version: nucl-ex/0701029v1 · doi: 10.48550/arxiv.nucl-ex/0701029 · pith_short_12: 2PAIBD3XZR2Z · pith_short_16: 2PAIBD3XZR2ZDJW4 · pith_short_8: 2PAIBD3X

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2PAIBD3XZR2ZDJW4JMPVRUQAIG \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d3c0808f77cc7591a6dc4b1f58d20041b7b0a9afdb12fc4bdcf60a5e60637fb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7726d2e88ad6f0c58346a164ba06a982027ccbcb6bf4c009346523375f4917e6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2007-01-22T15:05:07Z",
    "title_canon_sha256": "6539c2d221495a1351272d5ec9817fc3da9b73b55416d8c08cd0d55a96ea326d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0701029",
    "kind": "arxiv",
    "version": 1
  }
}